.container {
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-wrap: wrap;
  overflow: hidden;
  user-select: none;
  .tab_bar {
    height: 50px;
    width: 100%;
    background-color: #d0d0d0;
    .logo {
      height: 100%;
      width: 200px;
      display: flex;
      text-align: center;
      line-height: 50px;
      img {
        width: 30px;
        height: 30px;
        margin: 10px;
      }
    }
  }
  .navigation {
    width: 200px;
    height: calc(100% - 50px);
    position: relative;
    background-color: #d0d0d0;
    div:nth-child(1) {
      height: 60px;
      width: 100%;
      margin: 10px 0;
      display: flex;
      &:hover{
        background-color: #e0e0e0;
      }
      img {
        width: 50px;
        height: 50px;
        margin: auto 10px;
        border-radius: 50%;
      }
      div {
        width: calc(100% - 60px);
        padding: 5px;
        border: none;
        p {
          overflow: hidden;
          text-overflow: ellipsis;
          white-space: nowrap;
          line-height: 1.2;
        }
        p:nth-child(2) {
          font-size: 12px;
          color: #636363;
        }
      }
    }
    div:nth-child(2) {
      height: 50px;
      width: 100%;
      margin: 10px 0;
      border: 1px solid #d0d0d0;
      span {
        display: flex;
        height: 100%;
        margin: 0 10px;
        input {
          display: block;
          height: 60%;
          width: 70%;
          margin: 10px 0;
          border-radius: 5px 0 0 5px;
          padding: 0 10px;
        }
        button {
          height: 60%;
          margin: 10px 0;
          background-color: white;
        }
      }
    }
    div:nth-child(3) {
      height: 300px;
      width: 100%;
      border-bottom: 1px solid #c0c0c0;
      li {
        height: 50px;
        line-height: 50px;
        display: flex;
        padding: 5px;
        &:hover {
          background-color: #cbcbcb;
        }
        img {
          height: 50%;
          margin: 10px;
        }
        a {
          text-decoration: none;
          color: black;
          font-size: 14px;
        }

        .router {
          display: block;
          height: 100%;
        }
      }
    }
    div:nth-child(4) {
      height: 50px;
      width: 100%;
      position: absolute;
      bottom: 0;
      display: flex;
      line-height: 50px;
      padding: 0 10px;
      font-size: 15px;
      &:hover {
        background-color: #c8c8c8;
        cursor: pointer;
      }
      .plus {
        margin: 0 10px 0 0;
        font-size: 30px;
      }
    }
  }
  .main {
    flex: 1;
    background-color: red;
  }
}